/*
 * Licensed to ElasticSearch and Shay Banon under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. ElasticSearch licenses this
 * file to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

package org.apache.lucene.index;

import org.apache.lucene.search.IndexSearcher;

/**
 *
 */
public class ExtendedIndexSearcher extends IndexSearcher {

    public ExtendedIndexSearcher(ExtendedIndexSearcher searcher) {
        super(searcher.getIndexReader(), searcher.subReaders(), searcher.docStarts());
        setSimilarity(searcher.getSimilarity());
    }

    public ExtendedIndexSearcher(IndexReader r) {
        super(r);
    }

    public IndexReader[] subReaders() {
        return this.subReaders;
    }

    public int[] docStarts() {
        return this.docStarts;
    }

    public int readerIndex(int doc) {
        return DirectoryReader.readerIndex(doc, docStarts, subReaders.length);
    }
}
